The Notebooks of Leonardo Da Vinci — Complete

chapter Leonardo has written "_azurro_" (blue) where in the

facsimile I have marked _A_, and "_giallo_" (yellow) where _B_ stands.]

[Footnote: 15--23. These lines stand between the diagrams I and III.]

[Footnote: 24--53. These lines stand between the diagrams I and II.]

[Footnote: 54--97 are written along the left side of diagram I.]

82.

An ex...